Earlier this year a team of researchers announced that it was possible to hack the keycard systems used in millions of hotel rooms using $50 worth of parts. Now a recent spate of hotel break-ins is being attributed to the attack.

Preparing your children to be cubicle drones is no easy task, but this $9.99 key card alarm system should give them a leg up over the other kids on the block. The Toy key alarm system comes with two identical key cards and a door mounting system. If the door is opened without first inserting the card, an annoying…